EW1123
Virtual flow meter · Pad A · East Webb
ESP
Normal
Model: pump curve + discharge pressure
Well setting: measured discharge pressure
Calibrated Oct 17 · well test
Reporting rate
1,642bbl/d
Measured discharge pressure
Measured method
1,642bbl/d
Sensor · ± 66 bbl/d
Calculated method
1,641bbl/d
± 98 bbl/d
Methods differ
-0.1%
+2 psi discharge
Method A · Measured discharge pressure
ReportingLiquid rate
1,642bbl/d
± 66 bbl/d
Oil
493
Water
1,150
Gas Mcf/d
385
Discharge pressure · sensor
1,667 psi
Pump head
2,633 ft
Intake pressure538 psi
Discharge pressure sensorGood
Drive frequency52.5 Hz
Method B · Calculated discharge pressure
Liquid rate
1,641bbl/d
± 98 bbl/d
Oil
492
Water
1,149
Gas Mcf/d
385
Discharge pressure · calculated
1,669 psi
Pump head
2,637 ft
Wellhead pressure140 psi
Fluid gradient used0.443 psi/ft
Pump setting depth3,449 ft
Water cut (last test)70.0 %
Liquid rate · both methods
● Measured ● Calculated ● Well test ■ ±4% band on the reporting methodDischarge pressure · measured vs calculated
The gap between the lines is the error in the calculation (or a sensor problem)Well test comparison
Test dateMeasuredMethod AMethod BA errorB error
Oct 171,6261,6421,641
+1.0%+0.9%
Oct 101,6751,6421,641
-2.0%-2.0%
Oct 31,6091,6421,641
+2.0%+2.0%
Sep 261,6591,6421,641
-1.0%-1.1%